var docEle = function()
{
    return document.getElementById(arguments[0]) || false;
}
function newDivCenter()
{
     var newDiv=document.getElementById("newDiv");
     newDiv.style.top = (document.body.scrollTop + document.body.clientHeight/2 - newDivHeight/2) + "px";
     newDiv.style.left = (document.body.scrollLeft + document.body.clientWidth/2 - newDivWidth/2) + "px";
}
function closeNewDiv()
{
        var m = "mask";
       var _id="newDiv"
        if(document.all)
        {
            window.detachEvent("onscroll",newDivCenter);
        }
        else
        {
            window.removeEventListener('scroll',newDivCenter,false);
        }
        document.body.removeChild(docEle(_id));
        document.body.removeChild(docEle(m));
        return false;
 }
function openNewDiv(url)
{
    var m = "mask";
    var _id="newDiv"
    if (docEle(_id)) document.body.removeChild(docEle(_id));
    if (docEle(m)) document.body.removeChild(docEle(m));

   
    var newMask = document.createElement("div");
    newMask.id = m;
    newMask.style.position = "absolute";
    newMask.style.zIndex = "1";
    _scrollWidth = Math.max(document.body.scrollWidth,document.documentElement.scrollWidth);
    _scrollHeight = Math.max(document.body.scrollHeight,document.documentElement.scrollHeight);
    newMask.style.width = _scrollWidth + "px";
    newMask.style.height = _scrollHeight + "px";
    newMask.style.top = "0px";
    newMask.style.left = "0px";
    newMask.style.background = "#33393C";
    newMask.style.filter = "alpha(opacity=40)";
    newMask.style.opacity = "0.40"; 
    document.body.appendChild(newMask);
    

    var newDiv = document.createElement("iframe");
    newDiv.id = _id;
    newDiv.style.position = "absolute";
    newDiv.style.zIndex = "9999";
    newDivWidth = 400;
    newDivHeight = 200;
    newDiv.style.width = newDivWidth + "px";
    newDiv.style.height = newDivHeight + "px";
    newDiv.style.top = (document.body.scrollTop + document.body.clientHeight/2 - newDivHeight/2) + "px";
    newDiv.style.left = (document.body.scrollLeft + document.body.clientWidth/2 - newDivWidth/2) + "px";
    newDiv.style.background = "#EFEFEF";
    newDiv.style.border = "1px solid #860001";
    newDiv.style.padding = "5px";
    newDiv.src=url;
    document.body.appendChild(newDiv);

  
    if(document.all)
    {
        window.attachEvent("onscroll",newDivCenter);
    }
    else
    {
        window.addEventListener('scroll',newDivCenter,false);
    } 
  
}
